ATMEGA48A-MMHAlternatives & Equivalent Parts
About ATMEGA48A-MMH
ATMEGA48A-MMH is a Integrated Circuit component manufactured by Microchip. It comes in a Quad Flat No-Lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | ATMEGA48A-MMHSource | UHW1K121MPD1TD | 1N4007 | SN74LS174N | ATMEGA48A-MU | ATMEGA48PA-MU | ATMEGA48-20MU |
|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Nichicon | ON Semiconductor | Texas Instruments | Microchip | Microchip | Microchip |
| Package Type | Quad Flat No-Lead | Capacitor, Polarized Radial Diameter | Diodes, Axial Diameter Horizontal Mounting | Dual-In-Line Packages | Quad Flat No-Lead | Quad Flat No-Lead | Quad Flat No-Lead |
| Pin Count | 28 | 2 | 2 | 16 | 32 | 32 | 32 |
| Temperature Range | -40.0°C ~ 85.0°C | — | -65.0°C ~ 150.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.1000 | $0.3930 | $0.0104 | $0.2125 | $0.9800 | $1.0917 | $1.7400 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | — | — | Yes | Yes | Yes | Yes |
| Manufacturer Package Code | VQFN-28 | — | — | — | VQFN-32 | VQFN-32 | VQFN-32 |
| Factory Lead Time | 7 Weeks | — | — | — | 8 Weeks | 7 Weeks | 8 Weeks |
| YTEOL | 13 | — | 5.92 | 15 | 14 | 14 | 14 |
| Has ADC | YES | — | — | — | YES | YES | YES |
| Additional Feature | IT ALSO OPERATES 1.8V AT 4 MHZ | — | — | — | IT ALSO OPERATES 1.8V AT 4 MHZ | IT ALSO OPERATES 1.8V AT 4 MHZ | — |
| Bit Size | 8 | — | — | — | 8 | 8 | 8 |
| Boundary Scan | NO | — | — | — | NO | NO | NO |
| CPU Family | AVR RISC | — | — | — | AVR RISC | AVR RISC | AVR RISC |
| Clock Frequency-Max | 20 MHz | — | — | — | 20 MHz | 20 MHz | 20 MHz |
| DAC Channels | NO | — | — | — | NO | NO | NO |
| DMA Channels | NO | — | — | — | NO | NO | NO |
| Format | FIXED POINT | — | — | — | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated Cache | NO | — | — | — | NO | NO | NO |
| JESD-30 Code | S-PQCC-N28 | — | O-PALF-W2 | R-PDIP-T16 | S-PQCC-N32 | S-PQCC-N32 | S-PQCC-N32 |
| JESD-609 Code | e4 | — | — | e4 | e3 | e3 | e3 |
| Low Power Mode | YES | — | — | — | YES | YES | YES |
| Number of External Interrupts | 2 | — | — | — | 2 | 2 | 2 |
| Number of I/O Lines | 23 | — | — | — | 23 | 23 | 23 |
| Number of Serial I/Os | 1 | — | — | — | 1 | 1 | 1 |
| Number of Timers | 3 | — | — | — | 3 | 3 | 3 |
| On Chip Data RAM Width | 8 | — | — | — | 8 | 8 | 8 |
| On Chip Program ROM Width | 8 | — | — | — | 8 | 8 | 8 |
| PWM Channels | YES | — | — | — | YES | YES | YES |
| Package Body Material | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | LCC28,.16SQ,18 | — | — | DIP16,.3 | LCC32,.2SQ,20 | LCC32,.2SQ,20 | LCC32,.2SQ,20 |
| Package Shape | SQUARE | — | ROUND | RECTANGULAR | SQUARE | SQUARE | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | — | LONG FORM | IN-LINE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Qualification Status | Not Qualified | — | — | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 512 | — | — | — | 512 | 512 | 512 |
| RAM (words) | 512 | — | — | — | 512 | 512 | 512 |
| ROM (words) | 4096 | — | — | — | 4096 | 4096 | 4096 |
| ROM Programmability | FLASH | — | — | — | FLASH | FLASH | FLASH |
| Speed | 20 MHz | — | — | — | 20 MHz | 20 MHz | 20 MHz |
| Supply Current-Max | 12 mA | — | — | — | 12 mA | 2.7 mA | 12 mA |
| Supply Voltage-Max | 5.5 V | — | — | — | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min | 5 V | — | — | — | 5 V | 5 V | 3 V |
| Supply Voltage-Nom | 5 V | — | — | — | 5 V | 5 V | 3 V |
| Surface Mount | YES | — | NO | NO | YES | YES | YES |
| Technology | CMOS | — | — | TTL | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | — | — | COMMERCIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | — | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | NO LEAD | — | WIRE | THROUGH-HOLE | NO LEAD | NO LEAD | NO LEAD |
| Terminal Pitch | 0.45 mm | — | — | 2.54 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | — | AXIAL | DUAL | QUAD | QUAD | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | — | — | — | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Application | — | — | GENERAL PURPOSE | — | — | — | — |
| Breakdown Voltage-Min | — | — | 1000 V | — | — | — | — |
| Case Connection | — | — | ISOLATED | — | — | — | — |
| Configuration | — | — | SINGLE | — | — | — | — |
| Diode Element Material | — | — | SILICON | — | — | — | — |
| Diode Type | — | — | RECTIFIER DIODE | — | — | — | — |
| Forward Voltage-Max (VF) | — | — | 1 V | — | — | — | — |
| JEDEC-95 Code | — | — | DO-41 | — | — | — | — |
| Non-rep Pk Forward Current-Max | — | — | 30 A | — | — | — | — |
| Number of Elements | — | — | 1 | — | — | — | — |
| Number of Phases | — | — | 1 | — | — | — | — |
| Output Current-Max | — | — | 1 A | — | — | — | — |
| Reference Standard | — | — | MIL-STD-202; UL RECOGNIZED | — | — | — | — |
| Rep Pk Reverse Voltage-Max | — | — | 1000 V | — | — | — | — |
| Reverse Current-Max | — | — | 5 µA | — | — | — | — |
| Reverse Test Voltage | — | — | 1000 V | — | — | — | — |
| Family | — | — | — | LS | — | — | — |
| Load Capacitance (CL) | — | — | — | 15 pF | — | — | — |
| Logic IC Type | — | — | — | D FLIP-FLOP | — | — | — |
| Max Frequency@Nom-Sup | — | — | — | 30000000 Hz | — | — | — |
| Max I(ol) | — | — | — | 0.008 A | — | — | — |
| Number of Bits | — | — | — | 6 | — | — | — |
| Number of Functions | — | — | — | 6 | — | — | — |
| Output Polarity | — | — | — | TRUE | — | — | — |
| Packing Method | — | — | — | TUBE | — | — | — |
| Power Supply Current-Max (ICC) | — | — | — | 26 mA | — | — | — |
| Prop. Delay@Nom-Sup | — | — | — | 30 ns | — | — | — |
| Propagation Delay (tpd) | — | — | — | 30 ns | — | — | — |
| Supply Voltage-Max (Vsup) | — | — | — | 5.25 V | — | — | — |
| Supply Voltage-Min (Vsup) | — | — | — | 4.75 V | — | — | — |
| Supply Voltage-Nom (Vsup) | — | — | — | 5 V | — | — | — |
| Trigger Type | — | — | — | POSITIVE EDGE | — | — | — |
| fmax-Min | — | — | — | 35 MHz | — | — | — |
| ## SN74LS174N Alternates Showing results | — | — | — | Image | — | — | — |
| Peak Reflow Temperature (Cel) | — | — | — | — | 260 | 260 | 260 |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | — | 40 | 40 | 40 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 6 alternatives for ATMEGA48A-MMH — response within 24 hours.
Quick Links
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RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC32
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC32
Why Look for Alternatives?
Finding alternatives for ATMEGA48A-MMH is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating ATMEGA48A-MMH replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to ATMEGA48A-MMH?
Known equivalents for ATMEGA48A-MMH include UHW1K121MPD1TD, 1N4007, SN74LS174N. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATMEGA48A-MMH?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify ATMEGA48A-MMH alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.